Home / 112,246.89-154,904.33-63,847.58

Finding the Fourth Proportional to 112,246.89, 154,904.33 and 63,847.58

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Solution

The fourth proportional to 112,246.89, 154,904.33 and 63,847.58 is: 88,111.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,246.89 : 154,904.33 = 63,847.58 : x
  2. Step 2: Convert to fraction form
    112,246.89/154,904.33 = 63,847.58/x
  3. Step 3: Cross multiply
    112,246.89x = 154,904.33 × 63,847.58
  4. Step 4: Simplify right side
    112,246.89x = 9,890,265,508.26
  5. Step 5: Solve for x
    x = 9,890,265,508.26/112,246.89
  6. Step 6: Final answer
    x = 88,111.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.